Nissan Pathfinder (2010 year). Manual - part 159

DOOR LOCK FUNCTION SYMPTOMS

DLK-171

< SYMPTOM DIAGNOSIS >

[WITH INTELLIGENT KEY SYSTEM]

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INTELLIGENT KEY
INTELLIGENT KEY : Symptom Table

INFOID:0000000005259990

REMOTE KEYLESS ENTRY FUNCTION MALFUNCTION

NOTE:

• Before performing the diagnosis in the following table, check “Trouble Diagnosis Procedure”. Refer to 

DLK-

7, "Work Flow"

.

• Make sure that vehicle is under the condition shown in “Conditions of vehicle” before starting diagnosis, and

check each symptom.

• If the following “symptoms” are detected, check systems shown in the “Diagnosis/service procedure” column

in this order.

Conditions of Vehicle (Operating Conditions)

• Ignition switch is not depressed.

• All doors are closed.

Rear, back door and glass hatch lock actuators do 
not operate.

1.

Passenger select unlock relay check.

DLK-85

2.

Check Intermittent Incident.

GI-37

Selective unlock function does not operate by front 
door request switch LH (other door lock functions 
operate properly).

1.

Check “SELECT UNLOCK FUNCTION” setting in “WORK 
SUPPORT”.

DLK-41

2.

Replace Intelligent Key unit.

SEC-118

Auto lock function does not operate properly.

1.

Check “AUTO RELOCK TIMER” setting in “WORK SUP-
PORT”.

DLK-41

2.

Key switch check (BCM).

DLK-110

3.

Ignition knob switch check.

DLK-111

4.

Door switch check.

DLK-55

5.

Check glass hatch ajar switch.

DLK-58

6.

Replace Intelligent Key unit.

SEC-118

Key reminder function does not operate properly.

1.

Check “ANTI KEY LOCK IN FUNCTION” setting in 
“WORK SUPPORT”.

DLK-41

2.

Door switch check.

DLK-55

3.

Check glass hatch ajar switch.

DLK-58

4a. Instrument panel area antenna check.

DLK-47

4b. Center console area antenna check.

DLK-49

4c. Luggage area antenna check.

DLK-51

5.

Front door lock actuator LH (door unlock sensor) check.

DLK-69

6.

Intelligent Key battery and function inspection.

DLK-101

7.

Replace Intelligent Key unit.

SEC-118

Vehicle speed sensing auto LOCK operation does 
not operate.

1.

Ensure automatic door lock/unlock function (lock opera-
tion) is enabled.

DLK-41

2.

Check combination meter vehicle speed signal.

MWI-28

3.

Check intermittent incident.

GI-37

Ignition OFF interlock door UNLOCK function does 
not operate.

1.

Ensure automatic door lock/unlock function (unlock oper-
ation) is enabled.

DLK-41

2.

Check BCM for DTCs.

DLK-143

3.

Check intermittent incident.

GI-37

Symptom

Diagnosis/service procedure

Reference page

2010 Pathfinder

DLK-172

< SYMPTOM DIAGNOSIS >

[WITH INTELLIGENT KEY SYSTEM]

DOOR LOCK FUNCTION SYMPTOMS

KEY WARNING LAMP (GREEN) ILLUMINATES

NOTE:

• Before performing the diagnosis in the following table, check “Trouble Diagnosis Procedure”. Refer to 

DLK-

7, "Work Flow"

.

• Make sure that vehicle is under the condition shown in “Conditions of vehicle” before starting diagnosis, and

check each symptom.

• If the following “symptoms” are detected, check systems shown in the “Diagnoses/service procedure” col-

umn in this order.

Conditions of Vehicle (Operating Conditions)

• Intelligent Key is registered.

• Key is not inserted in ignition switch.

• One or more registered Intelligent Keys are in the vehicle.

Symptom

Diagnosis/service procedure

Reference 

page

All of the remote keyless entry functions do not op-
erate.

1.

Intelligent Key battery and function inspection.

DLK-101

2.

Remote Keyless Entry function check.

DLK-98

3.

Replace Intelligent Key unit.

SEC-118

Selective unlock function does not operate by Intel-
ligent Key remote control button.

1.

Check “SELECT UNLOCK FUNCTION” setting in “WORK 
SUPPORT”.

DLK-41

2.

Intelligent Key battery inspection.

DLK-101

3.

Replace Intelligent Key unit.

SEC-118

Auto lock function does not operate properly.

1.

Check “AUTO RELOCK TIMER” setting in “WORK SUPPORT”.

DLK-41

2.

Key switch check (BCM).

DLK-110

3.

Glass hatch ajar switch check.

DLK-58

4.

Ignition knob switch check.

DLK-111

5.

Door switch check.

DLK-55

6.

Replace Intelligent Key unit.

SEC-118

Key reminder function does not operate properly.

1.

Check “ANTI KEY LOCK IN FUNCTION” setting in “WORK 
SUPPORT”.

DLK-41

2.

Door switch check.

DLK-55

3.

Glass hatch ajar switch check.

DLK-58

4a.

Instrument panel area antenna check.

DLK-47

4b.

Center console area antenna check.

DLK-49

4c.

Luggage area antenna check.

DLK-51

5.

Front door lock actuator LH (door unlock sensor) check.

DLK-69

6.

Intelligent Key battery inspection.

DLK-101

7.

Replace Intelligent Key unit.

SEC-118

Panic alarm function does not operate properly.

1.

Check “PANIC ALARM DELAY” setting in “WORK SUPPORT”.

DLK-41

2.

Theft warning operation check.

SEC-19

3.

Intelligent Key battery inspection.

DLK-101

4.

Key switch check (BCM).

DLK-110

5.

Ignition knob switch check.

DLK-111

6.

Replace Intelligent Key unit.

SEC-118

Power window down function does not operate.

1.

Check “PW DOWN SET” setting in “WORK SUPPORT”.

DLK-41

2.

Intelligent Key battery inspection.

DLK-101

2010 Pathfinder

DOOR LOCK FUNCTION SYMPTOMS

DLK-173

< SYMPTOM DIAGNOSIS >

[WITH INTELLIGENT KEY SYSTEM]

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KEY WARNING LAMP (RED) ILLUMINATES

NOTE:

• Before performing the diagnosis in the following table, check “Trouble Diagnosis Procedure”. Refer to 

DLK-

7, "Work Flow"

.

• Make sure that vehicle is under the condition shown in “Conditions of vehicle” before starting diagnosis, and

check each symptom.

• If the following “symptoms” are detected, check systems shown in the “Diagnoses/service procedure” col-

umn in this order.

Conditions of Vehicle (Operating Conditions)

• Intelligent Key is registered.

• Key is not inserted in ignition switch.

• One or more registered Intelligent Keys are in the vehicle.

KEY WARNING LAMP DOES NOT ILLUMINATE

NOTE:

• Before performing the diagnosis in the following table, check “Trouble Diagnosis Procedure”. Refer to 

DLK-

7, "Work Flow"

.

• Make sure that vehicle is under the condition shown in “Conditions of vehicle” before starting diagnosis, and

check each symptom.

• If the following “symptoms” are detected, check systems shown in the “Diagnoses/service procedure” col-

umn in this order.

• Check if ignition switch turns using mechanical key. If it turns, check if “ENGINE START BY I-KEY” in

“WORK SUPPORT” mode is ON.

Conditions of Vehicle (Operating Conditions)

• Intelligent Key is registered.

• Key is not inserted in ignition switch.

• One or more registered Intelligent Keys are in the vehicle.

Symptom

Diagnosis/service procedure

Reference page

Ignition switch does not turn ON with Intelligent Key. 
[KEY warning lamp (green) illuminates].

1. Steering lock solenoid check.

DLK-94

2. Replace Intelligent Key unit.

SEC-118

Symptom

Diagnosis/service procedure

Reference page

Ignition switch does not turn ON with Intelligent 
Key. [KEY warning lamp (red) illuminates].

1a. Instrument panel area antenna check.

DLK-47

1b. Center console area antenna check.

DLK-49

1c. Luggage area antenna check.

DLK-51

2. Replace Intelligent Key unit.

SEC-118

Symptom

Diagnosis/service procedure

Reference page

Ignition switch does not turn ON with Intelligent 
Key. [KEY warning lamp does not illuminate].

1.

Intelligent Key unit power supply and ground circuit check.

DLK-53

2.

Ignition knob switch check.

DLK-111

3.

Key switch check.

DLK-108

4.

Replace Intelligent Key unit.

SEC-118

2010 Pathfinder

DLK-174

< SYMPTOM DIAGNOSIS >

[WITH INTELLIGENT KEY SYSTEM]

WARNING FUNCTION SYMPTOMS

WARNING FUNCTION SYMPTOMS

Symptom Table

INFOID:0000000005259991

WARNING FUNCTION MALFUNCTION

NOTE:

• Before performing the diagnosis in the following table, check “WORK FLOW”. Refer to 

DLK-7, "Work Flow"

.

• Check that vehicle is under the condition shown in “Conditions of vehicle” before starting diagnosis, and

check each symptom.

• If the following “symptoms are detected, check systems shown in the “Diagnosis/service procedure” column

in this order.

Conditions of Vehicle (Operating Conditions)

Warning chime functions operating condition is extremely complicated, during operating confirmations, recon-

firm the list above twice in order to ensure proper operation.

Symptom

Diagnosis/service procedure

Reference 

page

OFF position warn-
ing does not oper-
ate.

For internal

1.

Check ignition knob switch.

DLK-111

2.

Check door switch.

DLK-55

3.

Check warning chime function.

DLK-106

4.

Check Intermittent Incident.

GI-37

For external

1.

Check ignition knob switch.

DLK-111

2.

Check door switch.

DLK-55

3.

Check Intelligent Key warning buzzer.

DLK-87

4.

Check Intermittent Incident.

GI-37

P position warning does not operate.

1.

Check Park position switch.

DLK-96

2.

Check door switch.

DLK-55

3.

Check Intelligent Key warning buzzer.

DLK-87

4.

Check warning chime function.

DLK-106

5.

Check combination meter display function.

DLK-105

6.

Check Intermittent Incident. 

GI-37

ACC warning does not operate

1.

Check ignition knob switch.

DLK-111

2.

Check warning chime function.

DLK-106

3.

Check combination meter display function.

DLK-105

4.

Check Intermittent Incident.

GI-37

2010 Pathfinder

WARNING FUNCTION SYMPTOMS

DLK-175

< SYMPTOM DIAGNOSIS >

[WITH INTELLIGENT KEY SYSTEM]

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Take away warning 
does not operate.

Door open to close

1.

Check door switch.

DLK-55

2.

Check inside key antennas

Instrument panel area

DLK-47

Center console area

DLK-49

Luggage area

DLK-51

3.

Check Intelligent Key warning buzzer.

DLK-87

4.

Check warning chime function.

DLK-106

5.

Check ignition knob switch.

DLK-111

6.

Check combination meter display function.

DLK-105

7.

Check Intermittent Incident. 

GI-37

Push-button igni-
tion switch opera-
tion

1.

Check ignition knob switch.

DLK-111

2.

Check inside key antennas

Instrument panel area

DLK-47

Center console area

DLK-49

Luggage area

DLK-51

3.

Check warning chime function.

DLK-106

4.

Check combination meter display function.

DLK-105

5.

Check Intermittent Incident.

GI-37

Door is open

1.

Check ignition knob switch.

DLK-111

2.

Check inside key antennas

Instrument panel area

DLK-47

Center console area

DLK-49

Luggage area

DLK-51

3.

Check combination meter display function.

DLK-105

4.

Check Intermittent Incident.

GI-37

Take away through 
window

1.

Check “TAKE OUT FROM WIN WARN” setting in “WORK SUP-
PORT”.

DLK-41

2.

Check inside key antennas

Instrument panel area

DLK-47

Center console area

DLK-49

Luggage area

DLK-51

3.

Check warning chime function.

DLK-106

4.

Check ignition knob switch.

DLK-111

5.

Check combination meter display function.

DLK-105

6.

Check Intermittent Incident. 

GI-37

Key warning chime does not operate.

1.

Check door switch.

DLK-55

2.

Check warning chime function.

DLK-106

3.

Check ignition knob switch.

DLK-111

4.

Check combination meter display function.

DLK-105

5.

Check Intermittent Incident. 

GI-37

Door lock operation warning chime does 
not operate.

1.

Check door switch.

DLK-55

2.

Check ignition knob switch.

DLK-111

3.

Check Intelligent Key warning buzzer.

DLK-87

4.

Check inside key antennas

Instrument panel area

DLK-47

Center console area

DLK-49

Luggage area

DLK-51

5.

Check Intermittent Incident.

GI-37

Symptom

Diagnosis/service procedure

Reference 

page

2010 Pathfinder

DLK-176

< SYMPTOM DIAGNOSIS >

[WITH INTELLIGENT KEY SYSTEM]

KEY REMINDER FUNCTION SYMPTOMS

KEY REMINDER FUNCTION SYMPTOMS

Symptom Table

INFOID:0000000005259992

KEY REMINDER FUNCTION MALFUNCTION

NOTE:

• Before performing the diagnosis in the following table, check “Work flow”. Refer to 

DLK-7, "Work Flow"

.

• If the following symptoms” are detected, check systems shown in the “Diagnosis/service procedure” column

in this order.

Conditions of Vehicle (Operating Conditions)

• “LOCK/UNLOCK BY I-KEY” is ON when setting on CONSULT-III.

• “ANSWER BACK FUNCTION” is ON when setting on CONSULT-III.

• Ignition switch is in OFF position.

• All doors are closed.

• Ignition switch is not depressed.

Symptom

Diagnosis/service procedure

Reference page

Key reminder function does not operate.

1.

Check “ANTI KEY LOCK IN FUNCTI”setting in “WORK SUP-
PORT”.

DLK-41

2.

Check door switch.

DLK-55

3.

Check inside key antennas

Instrument panel area

DLK-47

Center console area

DLK-49

Luggage area

DLK-51

4.

Check unlock sensor.

DLK-69

5.

Check Intelligent Key battery inspection.

DLK-101

6.

Check Intermittent Incident. 

GI-37

2010 Pathfinder

HAZARD FUNCTION

DLK-177

< SYMPTOM DIAGNOSIS >

[WITH INTELLIGENT KEY SYSTEM]

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HAZARD FUNCTION

Symptom Table

INFOID:0000000005259993

HAZARD AND BUZZER REMINDER FUNCTION MALFUNCTION

NOTE:

• Before performing the diagnosis in the following table, check “Work flow”. Refer to 

DLK-7, "Work Flow"

.

• If the following symptoms” are detected, check systems shown in the “Diagnosis/service procedure” column

in this order.

Conditions of Vehicle (Operating Conditions)

• “LOCK/UNLOCK BY I-KEY” is ON when setting on CONSULT-III.

• “ANSWER BACK FUNCTION” is ON when setting on CONSULT-III.

• Ignition switch is in OFF position.

• All doors are closed.

• Ignition switch is not depressed.

Symptom

Diagnosis/service procedure

Reference 

page

Hazard reminder does not operate by request 
switch.
(Buzzer reminder operate.)

1.

Check “HAZARD ANSWER BACK” setting in “WORK 
SUPPORT”.

DLK-41

2. Check hazard function.

DLK-107

3. Check Intermittent incident.

GI-37

Hazard reminder does not operate by Intelligent Key.
(Buzzer reminder operate.)

1.

Check “HAZARD ANSWER BACK” setting in “WORK 
SUPPORT”.

DLK-41

2. Check hazard function.

DLK-107

3. Check Intelligent Key battery inspection.

DLK-101

Buzzer reminder does not operate by request 
switch.
(Hazard reminder operate.)

1.

Check “ANS BACK I-KEY LOCK” or “ANS BACK I-KEY 
UNLOCK” setting in “WORK SUPPORT”.

DLK-41

2. Check Intelligent Key warning buzzer.

DLK-87

3. Check Intermittent incident.

GI-37

2010 Pathfinder

DLK-178

< SYMPTOM DIAGNOSIS >

[WITH INTELLIGENT KEY SYSTEM]

HORN FUNCTION

HORN FUNCTION

Symptom Table

INFOID:0000000005259994

HAZARD AND HORN REMINDER FUNCTION MALFUNCTION

NOTE:

• Before performing the diagnosis in the following table, check “Work flow”. Refer to 

DLK-7, "Work Flow"

.

• If the following symptoms” are detected, check systems shown in the “Diagnosis/service procedure” column

in this order.

Conditions of Vehicle (Operating Conditions)

• “ANSWER BACK FUNCTION” is ON when setting on CONSULT-III.

• Ignition switch is in OFF position.

• All doors are closed.

Symptom

Diagnosis/service procedure

Reference 

page

Hazard reminder does not operate by request switch.
(Horn reminder operate.)

1.

Check “HAZARD ANSWER BACK” setting in “WORK 
SUPPORT”.

DLK-41

2. Check hazard function.

DLK-107

3. Check Intermittent Incident.

GI-37

Hazard reminder does not operate by Intelligent Key.
(Horn reminder operate.)

1.

Check “HAZARD ANSWER BACK” setting in “WORK 
SUPPORT”.

DLK-41

2. Check hazard function.

DLK-107

3. Check Intelligent Key battery inspection.

DLK-101

Horn reminder does not operate by request switch.
(Hazard reminder operate.)

1.

Check “ANSWER BACK WITH I-KEY LOCK” or “AN-
SWER BACK WITH I-KEY UNLOCK” setting in “WORK 
SUPPORT”.

DLK-41

2. Check Intelligent Key warning buzzer.

DLK-87

3. Check Intermittent Incident.

GI-37

Horn reminder does not operate by Intelligent Key.
(Hazard reminder operate.)

1.

Check “HORN WITH KEYLESS LOCK” setting in 
“WORK SUPPORT”.

DLK-41

2. Check horn function.

DLK-103

3. Check Intermittent Incident.

GI-37

2010 Pathfinder